<template>
    <view>
        <!-- 排序 -->
        <view class="nav-sort bg-white oh pr">
            <view class="nav-sort-content">
                <block v-for="(item, index) in search_nav_sort_list" :key="index">
                    <view class="item tc fl cp" :data-index="index" @tap="nav_sort_event">
                        <text class="cr-base va-m">{{item.name}}</text>
                        <image v-if="(item.icon || null) != null" class="icon va-m" :src="common_static_url + 'sort-' + item.icon + '-icon.png'" mode="aspectFill"></image>
                    </view>
                </block>
            </view>
            <image class="screening-submit pa cp" :src="common_static_url+'search-submit-icon.png'" mode="aspectFill" @tap="popup_form_event_show"></image>
        </view>

        <!-- 列表 -->
        <scroll-view :scroll-y="true" class="scroll-box scroll-box-ece-nav" @scrolltolower="scroll_lower" lower-threshold="30">
            <view v-if="data_list.length > 0" class="data-list padding-horizontal-main padding-top-main oh">
                <view v-for="(item, index) in data_list" :key="index" class="item border-radius-main bg-white padding-bottom-sm margin-bottom-main oh pr">
                    <!-- 商品主体内容 -->
                    <navigator :url="item.goods_url" hover-class="none">
                        <image class="goods-img dis-block" :src="item.images" mode="aspectFit"></image>
                        <view class="base padding-horizontal-main margin-top-sm">
                            <view class="multi-text">{{item.title}}</view>
                            <view class="price margin-top">
                                <text class="sales-price">{{currency_symbol}}{{item.min_price}}</text>
                            </view>
                        </view>
                    </navigator>
                    <!-- 标签插件 -->
                    <view v-if="(plugins_label_data || null) != null && plugins_label_data.data.length > 0" :class="'plugins-label oh pa plugins-label-'+((plugins_label_data.base.is_user_goods_label_icon || 0) == 0 ? 'text' : 'img')+' plugins-label-'+(plugins_label_data.base.user_goods_show_style || 'top-left')">
                        <block v-for="(lv,li) in plugins_label_data.data" :key="li">
                            <view v-if="lv.goods_ids.indexOf(item.id) != -1" class="lv dis-inline-block va-m" :data-value="((plugins_label_data.base.is_user_goods_label_url || 0) == 1) ? (lv.url || '') : ''" @tap="url_event">
                                <view v-if="(plugins_label_data.base.is_user_goods_label_icon || 0) == 0" class="round cr-white bg-main text-size-xs fl" :style="((lv.bg_color || null) != null ? 'background-color:'+ lv.bg_color+' !important;' : '')+((lv.text_color || null) != null ? 'color:'+ lv.text_color+' !important;' : '')">{{lv.name}}</view>
                                <image v-else class="dis-block" :src="lv.icon" mode="scaleToFill"></image>
                            </view>
                        </block>
                    </view>
                </view>
            </view>
            <view v-else>
                <!-- 提示信息 -->
                <component-no-data :propStatus="data_list_loding_status"></component-no-data>
            </view>

            <!-- 结尾 -->
            <component-bottom-line :propStatus="data_bottom_line_status"></component-bottom-line>
        </scroll-view>

        <!-- 筛选条件 popup -->
        <component-popup :propShow="is_show_popup_form" propPosition="left" @onclose="popup_form_event_close">
            <form @submit="form_submit_event" class="popup-form oh">
                <view class="search-map padding-main bg-base">
                    <view class="padding-main border-radius-main bg-white">
                        <view class="map-item map-base br-b">
                            <text>筛选出</text>
                            <text class="cr-main"> {{data_total}} </text>
                            <text>条数据</text>
                            <text class="fr cr-red cp" @tap="map_remove_event">清除</text>
                        </view>
                        <!-- 搜索关键字 -->
                        <input type="text" confirm-type="search" placeholder="其实搜索很简单^_^ !" name="wd" :value="(post_data.wd || '')" class="map-keywords wh-auto round bg-base margin-top-lg" placeholder-class="cr-grey">
                    </view>

                    <!-- 品牌 -->
                    <view v-if="((search_map_list.brand_list || null) != null && search_map_list.brand_list.length > 0) || ((search_map_info.brand || null) != null)" class="map-item padding-horizontal-main padding-top-main border-radius-main bg-white spacing-mt">
                        <view class="map-nav br-b pr">
                            <text>品牌</text>
                            <text class="arrow-bottom pa cr-grey cp" v-if="search_map_list.brand_list.length > 3" @tap="more_event" data-value="brand_list">更多</text>
                        </view>
                        <view v-if="(search_map_info.brand || null) != null && (params.brand || null) != null" class="map-content brand-info oh margin-top-lg">
                            <image v-if="(search_map_info.brand.logo || null) != null" :src="search_map_info.brand.logo" mode="aspectFit" class="fl"></image>
                            <view v-else class="info-logo-empty tc fl">{{search_map_info.brand.name}}</view>
                            <view class="info-right fr">
                                <view v-if="(search_map_info.brand.logo || null) != null" class="info-name">{{search_map_info.brand.name}}</view>
                                <view v-if="(search_map_info.brand.describe || null) != null" class="info-desc multi-text cr-grey">{{search_map_info.brand.describe}}</view>
                            </view>
                        </view>
                        <view v-else class="map-content map-images-text-item map-brand-container oh margin-top-lg" :style="'height:' + map_fields_list.brand_list.height + ';'">
                            <block v-for="(item, index) in search_map_list.brand_list" :key="index">
                                <view :class="'item fl cr-base radius cp single-text tc ' + (item.active == 1 ? 'cr-main br-main' : '')" @tap="map_item_event" :data-index="index" data-field="brand_list">
                                    <image v-if="(item.logo || null) != null" :src="item.logo" mode="aspectFit"></image>
                                    <text v-else>{{item.name}}</text>
                                </view>
                            </block>
                        </view>
                    </view>

                    <!-- 分类 -->
                    <view v-if="(search_map_list.category_list || null) != null && search_map_list.category_list.length > 0" class="map-item padding-horizontal-main padding-top-main border-radius-main bg-white spacing-mt">
                        <view class="map-nav pr br-b">
                            <text>分类</text>
                            <text class="arrow-bottom pa cr-grey cp" v-if="search_map_list.category_list.length > 3" @tap="more_event" data-value="category_list">更多</text>
                        </view>
                        <view class="map-content map-text-item map-category-container oh margin-top-lg" :style="'height:' + map_fields_list.category_list.height + ';'">
                            <block v-for="(item, index) in search_map_list.category_list" :key="index">
                                <view :class="'item fl cr-base radius cp ' + (item.active == 1 ? 'cr-main br-main' : '')" @tap="map_item_event" :data-index="index" data-field="category_list">{{item.name}}</view>
                            </block>
                        </view>
                    </view>

                    <!-- 价格 -->
                    <view v-if="(search_map_list.screening_price_list || null) != null && search_map_list.screening_price_list.length > 0" class="map-item padding-horizontal-main padding-top-main border-radius-main bg-white spacing-mt">
                        <view class="map-nav br-b pr">
                            <text>价格</text>
                            <text class="arrow-bottom pa cr-grey cp" v-if="search_map_list.screening_price_list.length > 3" @tap="more_event" data-value="screening_price_list">更多</text>
                        </view>
                        <view class="map-content map-text-item screening-price-container oh margin-top-lg" :style="'height:' + map_fields_list.screening_price_list.height + ';'">
                            <block v-for="(item, index) in search_map_list.screening_price_list" :key="index">
                                <view :class="'item fl cr-base radius cp ' + (item.active == 1 ? 'cr-main br-main' : '')" @tap="map_item_event" :data-index="index" data-field="screening_price_list">{{item.name}}</view>
                            </block>
                        </view>
                    </view>

                    <!-- 属性 -->
                    <view v-if="(search_map_list.goods_params_list || null) != null && search_map_list.goods_params_list.length > 0" class="map-item padding-horizontal-main padding-top-main border-radius-main bg-white spacing-mt">
                        <view class="map-nav br-b pr">
                            <text>属性</text>
                            <text class="arrow-bottom pa cr-grey cp" v-if="search_map_list.goods_params_list.length > 3" @tap="more_event" data-value="goods_params_list">更多</text>
                        </view>
                        <view class="map-content map-text-item goods-params-container oh margin-top-lg" :style="'height:' + map_fields_list.goods_params_list.height + ';'">
                            <block v-for="(item, index) in search_map_list.goods_params_list" :key="index">
                                <view :class="'item fl cr-base radius cp ' + (item.active == 1 ? 'cr-main br-main' : '')" @tap="map_item_event" :data-index="index" data-field="goods_params_list">{{item.value}}</view>
                            </block>
                        </view>
                    </view>

                    <!-- 规格 -->
                    <view v-if="(search_map_list.goods_spec_list || null) != null && search_map_list.goods_spec_list.length > 0" class="map-item padding-horizontal-main padding-top-main border-radius-main bg-white spacing-mt">
                        <view class="map-nav br-b pr">
                            <text>规格</text>
                            <text class="arrow-bottom pa cr-grey cp" v-if="search_map_list.goods_spec_list.length > 3" @tap="more_event" data-value="goods_spec_list">更多</text>
                        </view>
                        <view class="map-content map-text-item goods-spec-container oh margin-top-lg" :style="'height:' + map_fields_list.goods_spec_list.height + ';'">
                            <block v-for="(item, index) in search_map_list.goods_spec_list" :key="index">
                                <view :class="'item fl cr-base radius cp ' + (item.active == 1 ? 'cr-main br-main' : '')" @tap="map_item_event" :data-index="index" data-field="goods_spec_list">{{item.value}}</view>
                            </block>
                        </view>
                    </view>

                    <view class="search-submit padding-main pa">
                        <button form-type="submit" class="bg-main cr-white text-size wh-auto round" :disabled="popup_form_loading_status" hover-class="none">确认</button>
                    </view>
                </view>
            </form>
        </component-popup>

        <!-- 快捷导航 -->
        <component-quick-nav></component-quick-nav>
    </view>
</template>
<script>
    const app = getApp();
    import componentQuickNav from "../../components/quick-nav/quick-nav";
    import componentPopup from "../../components/popup/popup";
    import componentNoData from "../../components/no-data/no-data";
    import componentBottomLine from "../../components/bottom-line/bottom-line";

    var common_static_url = app.globalData.get_static_url('common');
    export default {
        data() {
            return {
                common_static_url: common_static_url,
                data_list_loding_status: 1,
                data_bottom_line_status: false,
                data_list: [],
                data_total: 0,
                data_page_total: 0,
                data_page: 1,
                params: null,
                post_data: {},
                is_show_popup_form: false,
                popup_form_loading_status: false,
                // 自定义分享信息
                share_info: {},
                // 排序导航
                search_nav_sort_index: 0,
                search_nav_sort_list: [
                    { name: "综合", field: "default", sort: "asc", "icon": null },
                    { name: "销量", field: "sales_count", sort: "asc", "icon": "default" },
                    { name: "热度", field: "access_count", sort: "asc", "icon": "default" },
                    { name: "价格", field: "min_price", sort: "asc", "icon": "default" },
                    { name: "最新", field: "id", sort: "asc", "icon": "default" }
                ],
                // 基础配置
                currency_symbol: app.globalData.data.currency_symbol,
                // 搜素条件
                search_map_list: {
                    brand_list: [],
                    category_list: [],
                    screening_price_list: [],
                    goods_params_list: [],
                    goods_spec_list: []
                },
                search_map_info: [],
                map_fields_list: {
                    brand_list: {height: "100rpx", default: "100rpx", form_key: "brand_ids"},
                    category_list: {height: "82rpx", default: "82rpx", form_key: "category_ids"},
                    screening_price_list: {height: "82rpx", default: "82rpx", form_key: "screening_price_values"},
                    goods_params_list: {height: "82rpx", default: "82rpx", form_key: "goods_params_values"},
                    goods_spec_list: {height: "82rpx", default: "82rpx", form_key: "goods_spec_values"}
                },
                // 标签插件
                plugins_label_data: null
            };
        },

        components: {
            componentQuickNav,
            componentPopup,
            componentNoData,
            componentBottomLine
        },
        props: {},

        onLoad(params) {
            this.setData({
                params: params,
                post_data: {
                    wd: params.keywords || ''
                }
            });

            // 数据加载
            this.init();
        },

        onShow() {            
            // 初始化配置
            this.init_config();
        },

        // 下拉刷新
        onPullDownRefresh() {
            this.setData({
                data_page: 1
            });
            this.get_data_list(1);
        },

        methods: {
            // 初始化配置
            init_config(status) {
                if ((status || false) == true) {
                    this.setData({
                        currency_symbol: app.globalData.get_config('currency_symbol')
                    });
                } else {
                    app.globalData.is_config(this, 'init_config');
                }
            },

            // 获取数据
            init() {
                // 获取数据
                this.get_data();
            },

            // 搜索
            search_event() {
                this.setData({
                    data_list: [],
                    data_page: 1
                });
                this.get_data_list(1);
            },
            
            // 初始化数据
            get_data() {
                uni.showLoading({
                    title: "加载中...",
                    mask: true
                });
                var post_data = this.request_map_handle();
                uni.request({
                    url: app.globalData.get_request_url("index", "search"),
                    method: "POST",
                    data: post_data,
                    dataType: "json",
                    success: res => {
                        uni.hideLoading();
                        uni.stopPullDownRefresh();
                        if (res.data.code == 0) {
                            var data = res.data.data;
                            this.setData({
                                search_map_info: data.search_map_info || [],
                                search_map_list: {
                                    brand_list: data.brand_list || [],
                                    category_list: data.category_list || [],
                                    screening_price_list: data.screening_price_list || [],
                                    goods_params_list: data.goods_params_list || [],
                                    goods_spec_list: data.goods_spec_list || []
                                },
                                plugins_label_data: (data.plugins_label_data || null) == null || (data.plugins_label_data.base || null) == null || (data.plugins_label_data.data || null) == null || data.plugins_label_data.data.length <= 0 ? null : data.plugins_label_data
                            });
                            
                            // 获取数据列表
                            this.get_data_list(1);
                        } else {
                            this.setData({
                                data_list_loding_status: 0
                            });
                            app.globalData.showToast(res.data.msg);
                        }

                        // 基础自定义分享
                        var category_id = this.params.category_id || 0;
                        var brand = this.params.brand || 0;
                        var keywords = this.params.keywords || '';
                        this.setData({
                            share_info: {
                                path: '/pages/goods-search/goods-search',
                                query: 'category_id=' + category_id + '&brand=' + brand + '&keywords=' + keywords
                            }
                        });

                        // 分享菜单处理
                        app.globalData.page_share_handle(this.share_info);
                    },
                    fail: () => {
                        uni.hideLoading();
                        uni.stopPullDownRefresh();
                        this.setData({
                            data_list_loding_status: 2
                        });
                        app.globalData.showToast("服务器请求出错");
                    }
                });
            },

            // 获取数据列表
            get_data_list(is_mandatory) {
                // 分页是否还有数据
                if ((is_mandatory || 0) == 0) {
                    if (this.data_bottom_line_status == true) {
                        uni.stopPullDownRefresh();
                        return false;
                    }
                }
                
                // 获取数据
                uni.showLoading({
                    title: "加载中...",
                    mask: true
                });
                var post_data = this.request_map_handle();
                uni.request({
                    url: app.globalData.get_request_url("datalist", "search"),
                    method: "POST",
                    data: post_data,
                    dataType: "json",
                    success: res => {
                        uni.hideLoading();
                        uni.stopPullDownRefresh();
                        if (res.data.code == 0) {
                            var data = res.data.data;                            
                            if (data.data.length > 0) {
                                if (this.data_page <= 1) {
                                    var temp_data_list = data.data;
                                } else {
                                    var temp_data_list = this.data_list || [];
                                    var temp_data = data.data;
                                    for (var i in temp_data) {
                                        temp_data_list.push(temp_data[i]);
                                    }
                                }
                                this.setData({
                                    data_list: temp_data_list,
                                    data_total: data.total,
                                    data_page_total: data.page_total,
                                    data_list_loding_status: 3,
                                    data_page: this.data_page + 1
                                });

                                // 是否还有数据
                                this.setData({
                                    data_bottom_line_status: (this.data_page > 1 && this.data_page > this.data_page_total)
                                });
                            } else {
                                this.setData({
                                    data_list_loding_status: 0,
                                    data_total: 0
                                });
                                if (this.data_page <= 1) {
                                    this.setData({
                                        data_list: [],
                                        data_bottom_line_status: false
                                    });
                                }
                            }
                        } else {
                            this.setData({
                                data_list_loding_status: 0
                            });
                            app.globalData.showToast(res.data.msg);
                        }
                    },
                    fail: () => {
                        uni.hideLoading();
                        uni.stopPullDownRefresh();
                        this.setData({
                            data_list_loding_status: 2
                        });
                        app.globalData.showToast("服务器请求出错");
                    }
                });
            },

            // 搜索条件处理
            request_map_handle() {
                var params = this.params;
                var post_data = this.post_data;
                post_data['page'] = this.data_page;

                // 指定分类、品牌
                post_data['category_id'] = params['category_id'] || 0;
                post_data['brand'] = params['brand'] || 0;

                // 搜索条件
                var temp_field = this.map_fields_list;
                var temp_list = this.search_map_list;
                for (var i in temp_field) {
                    if (temp_list[i] != null != null && temp_list[i].length > 0) {
                        var temp = {};
                        var index = 0;
                        for (var k in temp_list[i]) {
                            if ((temp_list[i][k]['active'] || 0) == 1) {
                                switch (i) {
                                    // 价格
                                    case 'screening_price_list':
                                        temp[index] = temp_list[i][k]['min_price'] + '-' + temp_list[i][k]['max_price'];
                                        break;
                                    // 属性、规格
                                    case 'goods_params_list':
                                    case 'goods_spec_list':
                                        temp[index] = temp_list[i][k]['value'];
                                        break;
                                    // 默认取值id
                                    default:
                                        temp[index] = temp_list[i][k]['id'];
                                }
                                index++;
                            }
                        }
                        post_data[temp_field[i]['form_key']] = app.globalData.get_length(temp) > 0 ? JSON.stringify(temp) : '';
                    }
                }

                // 排序
                var temp_index = this.search_nav_sort_index;
                var temp_search_nav_sort = this.search_nav_sort_list;
                post_data['order_by_type'] = temp_search_nav_sort[temp_index]['sort'] == 'desc' ? 'asc' : 'desc';
                post_data['order_by_field'] = temp_search_nav_sort[temp_index]['field'];

                return post_data;
            },

            // 滚动加载
            scroll_lower(e) {
                this.get_data_list();
            },

            // 搜索条件
            form_submit_event(e) {
                this.setData({
                    post_data: e.detail.value,
                    data_page: 1
                });
                this.popup_form_event_close();
                this.get_data_list(1);
            },

            // 筛选条件关闭
            popup_form_event_close(e) {
                this.setData({
                    is_show_popup_form: false
                });
            },

            // 筛选条件开启
            popup_form_event_show(e) {
                this.setData({
                    is_show_popup_form: true
                });
            },

            // 排序事件
            nav_sort_event(e) {
                var index = e.currentTarget.dataset.index || 0;
                var temp_search_nav_sort = this.search_nav_sort_list;
                var temp_sort = temp_search_nav_sort[index]['sort'] == 'desc' ? 'asc' : 'desc';
                for (var i in temp_search_nav_sort) {
                    if (i != index) {
                        if (temp_search_nav_sort[i]['icon'] != null) {
                            temp_search_nav_sort[i]['icon'] = 'default';
                        }
                        temp_search_nav_sort[i]['sort'] = 'desc';
                    }
                }
                temp_search_nav_sort[index]['sort'] = temp_sort;
                if (temp_search_nav_sort[index]['icon'] != null) {
                    temp_search_nav_sort[index]['icon'] = temp_sort;
                }

                this.setData({
                    search_nav_sort_index: index,
                    search_nav_sort_list: temp_search_nav_sort,
                    data_page: 1
                });
                this.get_data_list(1);
            },

            // 条件-更多数据展示事件
            more_event(e) {
                var value = e.currentTarget.dataset.value || null;
                var temp_more = this.map_fields_list;
                if (value != null && (temp_more[value] || null) != null) {
                    temp_more[value]['height'] = temp_more[value]['height'] == 'auto' ? temp_more[value]['default'] : 'auto';
                    this.setData({
                        map_fields_list: temp_more
                    });
                }
            },

            // 条件-选择事件
            map_item_event(e) {
                var index = e.currentTarget.dataset.index;
                var field = e.currentTarget.dataset.field;
                var temp_list = this.search_map_list;                
                if ((temp_list[field] || null) != null && (temp_list[field][index] || null) != null) {
                    temp_list[field][index]['active'] = (temp_list[field][index]['active'] || 0) == 0 ? 1 : 0;
                    this.setData({
                        search_map_list: temp_list
                    });
                }
            },

            // 条件-清空
            map_remove_event(e) {
                var temp_list = this.search_map_list;
                var temp_post = this.post_data;

                // 关键字
                temp_post['wd'] = '';

                // 品牌、分类、价格、属性、规格
                for (var i in temp_list) {
                    if((temp_list[i] || null) != null && temp_list[i].length > 0) {
                        for(var k in temp_list[i]) {
                            temp_list[i][k]['active'] = 0;
                        }
                    }
                }

                // 排序导航
                var temp_search_nav_sort = this.search_nav_sort_list;
                for (var i in temp_search_nav_sort) {
                    temp_search_nav_sort[i]['sort'] = 'asc';
                    temp_search_nav_sort[i]['icon'] = (temp_search_nav_sort[i]['field'] == 'default') ? null : 'default';
                }

                // 关闭弹窗、分页恢复1页、重新获取数据
                this.setData({
                    search_map_list: temp_list,
                    post_data: temp_post,
                    is_show_popup_form: false,
                    search_nav_sort_list: temp_search_nav_sort,
                    search_nav_sort_index: 0,
                    data_page: 1
                });
                this.get_data_list(1);
            },
            
            // url事件
            url_event(e) {
                app.globalData.url_event(e);
            }
        }
    };
</script>
<style>
    @import './goods-search.css';
</style>